Deser: Rethinking Rust Serialization

· Armin Ronacher · Sept. 29, 2026, 10:03 p.m.
Summary
The blog post discusses the limitations of Serde, a popular serialization library in Rust, and introduces Deser, a new serialization library designed to overcome these challenges. Deser features a different architecture that focuses on user experience, lossless buffering, and extensibility, while also being compatible with a variety of data formats. The author shares personal experiences and insights gained from working with serialization at Sentry, outlining the benefits and trade-offs of using Deser compared to Serde.
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